[966] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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[1192] | 26 | // $Id: G4PenelopeIonisationModel.hh,v 1.3 2009/10/21 14:56:47 pandola Exp $ |
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[1228] | 27 | // GEANT4 tag $Name: geant4-09-03 $ |
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[966] | 28 | // |
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| 29 | // Author: Luciano Pandola |
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| 30 | // |
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| 31 | // History: |
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| 32 | // ----------- |
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| 33 | // 26 Nov 2008 L. Pandola 1st implementation. Migration from EM process |
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| 34 | // to EM model. Physics is unchanged. |
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[1192] | 35 | // 21 Oct 2009 L. Pandola Remove un-necessary methods and variables to handle |
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| 36 | // AtomicDeexcitationFlag - now demanded to G4VEmModel |
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| 37 | // Add ActivateAuger() method |
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[966] | 38 | // |
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| 39 | // ------------------------------------------------------------------- |
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| 40 | // |
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| 41 | // Class description: |
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| 42 | // Low Energy Electromagnetic Physics, e+ and e- ionisation |
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| 43 | // with Penelope Model |
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| 44 | // ------------------------------------------------------------------- |
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| 45 | |
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| 46 | #ifndef G4PENELOPEIONISATIONMODEL_HH |
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| 47 | #define G4PENELOPEIONISATIONMODEL_HH 1 |
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| 48 | |
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| 49 | #include "globals.hh" |
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| 50 | #include "G4VEmModel.hh" |
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| 51 | #include "G4DataVector.hh" |
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| 52 | #include "G4ParticleChangeForLoss.hh" |
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| 53 | #include "G4VCrossSectionHandler.hh" |
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| 54 | #include "G4PhysicsLogVector.hh" |
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| 55 | #include "G4AtomicDeexcitation.hh" |
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| 56 | |
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| 57 | class G4ParticleDefinition; |
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| 58 | class G4DynamicParticle; |
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| 59 | class G4MaterialCutsCouple; |
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| 60 | class G4Material; |
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| 61 | class G4VEMDataSet; |
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| 62 | |
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| 63 | class G4PenelopeIonisationModel : public G4VEmModel |
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| 64 | { |
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| 65 | |
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| 66 | public: |
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| 67 | |
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| 68 | G4PenelopeIonisationModel(const G4ParticleDefinition* p=0, |
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| 69 | const G4String& processName ="PenelopeIoni"); |
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| 70 | |
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| 71 | virtual ~G4PenelopeIonisationModel(); |
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| 72 | |
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| 73 | virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&); |
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| 74 | |
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| 75 | virtual G4double CrossSectionPerVolume(const G4Material* material, |
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| 76 | const G4ParticleDefinition* theParticle, |
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| 77 | G4double kineticEnergy, |
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| 78 | G4double cutEnergy, |
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| 79 | G4double maxEnergy = DBL_MAX); |
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| 80 | |
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| 81 | virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*, |
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| 82 | const G4MaterialCutsCouple*, |
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| 83 | const G4DynamicParticle*, |
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| 84 | G4double tmin, |
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| 85 | G4double maxEnergy); |
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| 86 | |
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| 87 | virtual G4double ComputeDEDXPerVolume(const G4Material*, |
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| 88 | const G4ParticleDefinition*, |
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| 89 | G4double kineticEnergy, |
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| 90 | G4double cutEnergy); |
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[1192] | 91 | |
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[966] | 92 | void SetVerbosityLevel(G4int lev){verboseLevel = lev;}; |
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| 93 | G4int GetVerbosityLevel(){return verboseLevel;}; |
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| 94 | |
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[1192] | 95 | void ActivateAuger(G4bool); |
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[966] | 96 | |
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| 97 | protected: |
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| 98 | G4ParticleChangeForLoss* fParticleChange; |
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| 99 | |
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| 100 | private: |
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| 101 | |
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| 102 | G4PenelopeIonisationModel & operator=(const G4PenelopeIonisationModel &right); |
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| 103 | G4PenelopeIonisationModel(const G4PenelopeIonisationModel&); |
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| 104 | |
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| 105 | |
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| 106 | //Intrinsic energy limits of the model: cannot be extended by the parent process |
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| 107 | G4double fIntrinsicLowEnergyLimit; |
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| 108 | G4double fIntrinsicHighEnergyLimit; |
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| 109 | |
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| 110 | G4int verboseLevel; |
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| 111 | |
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| 112 | G4bool isInitialised; |
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| 113 | |
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| 114 | G4double CalculateDeltaFermi(G4double kinEnergy ,G4int Z, |
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| 115 | G4double electronVolumeDensity); |
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| 116 | |
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| 117 | //Methods and variables to calculate final state |
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| 118 | void CalculateDiscreteForElectrons(G4double kinEnergy,G4double cutoffEnergy, |
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| 119 | G4int Z,G4double electronVolumeDensity); |
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| 120 | void CalculateDiscreteForPositrons(G4double kinEnergy,G4double cutoffEnergy, |
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[1192] | 121 | G4int Z,G4double electronVolumeDensity); |
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[966] | 122 | |
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| 123 | G4AtomicDeexcitation deexcitationManager; |
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| 124 | G4double kineticEnergy1; |
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| 125 | G4double cosThetaPrimary; |
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| 126 | G4double energySecondary; |
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| 127 | G4double cosThetaSecondary; |
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| 128 | G4int iOsc; |
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| 129 | |
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| 130 | //These methods are used to calculate the hard-cross section (namely they |
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| 131 | //return the hard/total cross section) |
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| 132 | G4double CalculateCrossSectionsRatio(G4double kinEnergy, |
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| 133 | G4double cutoffEnergy, |
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| 134 | G4int Z, |
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| 135 | G4double electronVolumeDensity, |
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| 136 | const G4ParticleDefinition*); |
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| 137 | //In fact the total cross section (hard+soft) is read from file |
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| 138 | //The following methods give the cross section contribution (hard and soft) from each |
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| 139 | //individual oscillator |
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| 140 | std::pair<G4double,G4double> CrossSectionsRatioForElectrons(G4double kineticEnergy, |
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| 141 | G4double resEnergy, |
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| 142 | G4double densityCorrection, |
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| 143 | G4double cutoffEnergy); |
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| 144 | |
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| 145 | std::pair<G4double,G4double> CrossSectionsRatioForPositrons(G4double kineticEnergy, |
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| 146 | G4double resEnergy, |
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| 147 | G4double densityCorrection, |
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| 148 | G4double cutoffEnergy); |
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| 149 | |
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| 150 | G4VCrossSectionHandler* crossSectionHandler; |
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| 151 | |
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| 152 | //These methods are used to calculate the stopping power up to the cutoff |
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| 153 | //for each individual oscillator |
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| 154 | G4double ComputeStoppingPowerForElectrons(G4double kinEnergy, |
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| 155 | G4double cutEnergy, |
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| 156 | G4double deltaFermi, |
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| 157 | G4double resEnergy); |
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| 158 | |
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| 159 | G4double ComputeStoppingPowerForPositrons(G4double kinEnergy, |
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| 160 | G4double cutEnergy, |
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| 161 | G4double deltaFermi, |
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| 162 | G4double resEnergy); |
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| 163 | |
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| 164 | |
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| 165 | //Parameters of atomic shells |
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| 166 | void ReadData(); |
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| 167 | std::map<G4int,G4DataVector*> *ionizationEnergy; |
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| 168 | std::map<G4int,G4DataVector*> *resonanceEnergy; |
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| 169 | std::map<G4int,G4DataVector*> *occupationNumber; |
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| 170 | std::map<G4int,G4DataVector*> *shellFlag; |
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| 171 | |
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| 172 | //Mean free path table. This will become obsolete! For now I need something to store |
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| 173 | //cross sections and to sample a random atom |
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| 174 | std::vector<G4VEMDataSet*>* theXSTable; |
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| 175 | std::vector<G4VEMDataSet*>* BuildCrossSectionTable(const G4ParticleDefinition*); |
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| 176 | G4int SampleRandomAtom(const G4MaterialCutsCouple*,G4double energy) const; |
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| 177 | |
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| 178 | }; |
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| 179 | |
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| 180 | #endif |
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| 181 | |
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